How to find out the number to an unavailable phone call that was on my cell phone

[buttsbutts]

Someone called my number and it was unavailable and I want to know the numbers of the phone number or who it was is there a way to find out

 

[Saga Lout]

Tap your Phone icon and go to Logs. If it doesn't show up in there, it's because they were masking their number so it was probably only a Spam call, best ignored.